<template>
  <div>
hello world
  </div>
  <Child msg="hello"></Child>
</template>

<script>
import Child from './01_compositionAPI基础/02_setup的参数.vue'
export default {
  components:{
Child
  },
  setup () {
    

    return {}
  }
}
</script>

<style  scoped>

</style>